Dura Heat LPC25 15-25,000 BTU Propane (LP) Convection Heater 360 Degree output convection heater; Variable heat output (15,000 - 25,000 BTU's) Propane (LP) gas only; Operates up to28 hours on one 20lb. propane (LP) gas cylinder Simple operation; No electricity required Requires proper ventilation 10 Ft. hose and regulator inlcuded; Auto safety shut-off **PROPANE TANK NOT INCLUDED**